Compleat Lexical Tutor has a valuable tool here1 for searching for English words in a corpus and displaying them in sample sentences. This is useful for checking the usage of a word. Where can I find ...

When analyzing Chinese speeches or essays, I often have difficulty understanding how their the authors organized their ideas.
In North America, for example, a common template for writing an essay is ...

I need some software that can check the grammar of some Chinese passages. Are there any programs capable of identifying grammar problems? I'd prefer something for Linux, but other platforms would be ...